A BILL to be entitled an Act to amend an Act reincorporating the City of Doraville in the County of DeKalb, approved October 13, 1971 (Ga. L. 1971, Ex. Sess., p. 2154), as amended, so as to change the corporate limits of the city by annexing certain territory; to change the composition of city council districts to accommodate such annexation; to provide for a referendum; to provide for automatic repeal under certain circumstances; to provide for effective dates; to repeal conflicting laws; and for other purposes